ChainCatcher news, according to official sources, the CAT Protocol will launch its first NFT collection "Locked-up Cats" with a total of 10,000 pieces on Fractal Bitcoin.It is reported that each user needs to lock 100 CAT tokens in a special contract for 3 months to receive a locked CAT NFT. After the locking period, users can withdraw the CAT tokens back to their original wallet address.